YugabyteDB 1.1 offers various features including distributed ACID transactions, secondary indexes, and JSON document data types, which enable high performance applications with reduced costs and operational complexity. The database also boasts improved performance compared to Apache Cassandra, with some workloads showing a 2.5x speedup. Additionally, YugabyteDB supports Redis-compatible API enhancements, user authentication, and security features such as TLS encryption. The Enterprise Edition includes features like in-flight encryption, distributed backups, and read replicas, making it suitable for enterprise-grade deployments. With native support for Kubernetes and managed cloud providers, YugabyteDB 1.1 provides a scalable and flexible solution for developers and organizations.